320GC Hydraulic Excavator

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320GC Hydraulic Excavator

360° Exterior View

The Cat® 320 GC excavator balances productivity with easy-to-use technology features, a new comfortable cab, reduced fuel consumption by up to 20%, and longer maintenance intervals reducing maintenance ...
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Engine

Engine Model
Cat C4.4 ACERT
Net Flywheel Power
121HP
Bore
4in
Stroke
5in
Displacement
269in³
Engine RPM - Operation
1700r/min
Engine RPM - Travel
2000r/min
Net Power - SAE J1349
121kW
Gross Power - SAE J1995
122HP

Drive

Maximum Drawbar Pull
46131lbf
Maximum Travel Speed
3.6mile/h
Maximum Gradeability
35°--70%

Service Refill Capacities

Fuel Tank Capacity
86.6gal (US)
Cooling System
6.6gal (US)
Engine Oil
4gal (US)
Final Drive - Each
1.3gal (US)
Hydraulic System - Including Tank
61.8gal (US)
Hydraulic Tank
30.4gal (US)
Swing Drive - Each
1.3gal (US)
DEF Tank
10.3gal (US)

Working Ranges - Reach Boom - 5.7 m (18'8"); R2.9 (9'6") Stick

Stick Digging Force (ISO)
22281lbf
Maximum Loading Height
21.3ft
Maximum Digging Depth
22ft
Maximum Depth Cut for 2440 mm (8'0") Level Bottom
21.5ft
Maximum Cutting Height
31ft
Maximum Reach - Ground Level
32.3ft
Maximum Vertical Wall Digging Depth
18.7ft
Minimum Loading Height
7.1ft
Bucket Digging Force (SAE)
25759lbf
Bucket Digging Force (ISO)
28935lbf
Stick Digging Force (SAE)
21678lbf

Weights

Note (2)
Standard Undercarriage, Reach Boom, R 2.9 (9'6")Stick, HD 1.0 m3 (1.31yd3 ) bucket and 700mm(28 ") TG shoes, Counterweight (4.2mt / 9,260lb)
Operating Weight - North America
48281lb
Note (1)
Standard Undercarriage, Reach Boom, R 2.9 (9'6")Stick, HD 1.0 m3 (1.31yd3 ) bucket and 790mm(31 ") TG shoes, Counterweight (4.2mt / 9,260lb)
Operating Weight - Europe
46958lb

Dimensions - Reach Boom - 5.7 m (18'8"); R2.9 (9'6") Stick

Tail Swing Radius
9.3ft
Ground Clearance
1.5ft

Dimensions - Reach Boom - 5.7 m (18'8"); R2.9 (9'6") Stick

Transport Width - 790 mm (31 in) Shoes
10.4ft
Track Length - Center of Rollers
10.7ft
Track Gauge
7.2ft
Shipping Length
31.3ft
Shipping Height
9.7ft
Note
With HD 1.0m3 bucket and 790 mm shoes.
Counterweight Clearance
3.4ft

Hydraulic System

Maximum Pressure - Travel
4974psi
Maximum Pressure - Swing
3886psi
Main System - Maximum Flow - Total
116gal/min
Maximum Pressure - Equipment - Normal
5075psi

Swing

Swing Speed
11.6r/min
Maximum Swing Torque
54440ft·lbf

Standard Equipment:

Optional Equipment:

    Hydraulic System
    • Hammer return filter circuit
    • Combined flow/high pressure aux circuit
    • Simplified combined Circuit (2 Way)
    • Quick coupler circuit for Cat Pin Grabber
    • Slider joysticks
    • Smart boom (Europe only)
    Electrical System
    • LED chassis light, LH & RH boom lights for reach, cab lights- 850 lumens
    Standard Comfort Cab
    • Roller rear suncreen
    Safety & Security
    • Radiator screen
    • RH side mirror for use with RH sideview camera or 360° visibility (Europe)
    Bucket
    • Heavy duty buckets 1.0m3(1.31yd3)